搜索资源列表
pujianfa
- 经典的功率谱减法，程序复杂度低，运算速度快-classic power spectral subtraction, the complexity of the procedure is low and fast.
voiceanalasis
- 运用matlab工具对语音信号处理的几个方面：短时能量、端点检测、和功率谱及短时傅立叶变换特性作了简单的分析。-use Matlab tool for voice signal processing areas : short-term energy and endpoint detection, and the power spectrum and the characteristics of short-time Fourier transform with a simple analysi
SPECTRUM_LMS
- 1、文件夹中包含了经典功率谱估计和自适应均衡算法两个实验的所有程序。 2、R.m、LMS.m、LMSmain.m为自适应均衡算法的程序： R.m用来计算输入信号的自相关矩阵及其特征值； LMS.m为时域LMS算法，用统计的方法仿真得出不同信道参数和不同步长下的学习曲线； LMSmain.m为实验主程序，按照实验要求中的具体数据得到实验结果和曲线。 3、functionx.m、fzhouqitu.m、spectrum.m、bt.m、bart_lett.m、welch.m、SPE
PowerSpectralDensity
- 此程序由matlab实现,用于对语音信号的功率谱密度进行估计.希望能有所帮助.-this procedure from Matlab realized, for the speech signal power spectral density estimation. hope to be helpful.
MTM_PSD_subspec
- 基于多窗谱法功率谱估计的谱减法语音增强程序，多窗谱功率谱估计比传统的周期图法方差效果更好，抑制音乐噪声效果更佳。 该程序对语音增强入门的研究者有参考意义。
数字基带信号及其功率谱
- 仿真源程序
TheCollectionofTheVoiceSignal
- 基于PC及声卡的声音信号的采集与分析，可以保存成WAV格式的声音信号，并可读取信号对其进行频谱，功率谱分析。-The voice signal based on the sound card of the collection and analysis
yuyinhecheng
- 本程序完成语音信号的识别与合成，语音信号功率谱与能量谱的分析。-This process is complete the identification and synthesis of speech signals, speech signal power spectrum and energy spectrum analysis.
SPC
- 信号处理源码，包含常用的各种滤波器，功率谱计算，Z变换，线性卷积等，C语言实现。-Signal processing source code that contains a variety of commonly used filters, power spectrum calculation, Z transforms, linear convolution and so on, C language.
SPF
- 信号处理源码，包含常用的各种滤波器，功率谱计算，Z变换，线性卷积等，FORTRAN语言实现。-Signal processing source code that contains a variety of commonly used filters, power spectrum calculation, Z transforms, linear convolution and so on, FORTRAN language.
SPM
- 信号处理源码，包含常用的各种滤波器，功率谱计算，Z变换，线性卷积等，Matlab实现。-Signal processing source code that contains a variety of commonly used filters, power spectrum calculation, Z transforms, linear convolution and so on, Matlab implementation.
virtual-sound-card-design
- 虚拟声卡设计，实现声音信号的生成以及对录制到的声音信号进行功率谱分析-Virtual sound card designed to achieve the sound signal is generated and the recorded sound signals to the power spectrum analysis
wv2lst
- 自己遍的一种用于单字音识别的端点检测代码，首先做mfcc,再利用功率谱的峰值作为语音的方法，结果给出的是有效的mf-For their kind words over the sound identification of endpoint detection code, using the energy spectrum of the peak short-sighted approach as a voice
spectrum
- 对功率谱的估计，可对图像，语音等多媒体文件进行功率谱计算后进行特征提取-Of the power spectrum estimate, the image, voice and other multimedia files after calculating the power spectrum feature extraction
PAPR-in-OFDM
- 基于语音保留的剪裁引导噪声和复杂的基带活性集的性能分析，降低OFDM系统中的平均峰均功率比。-Performance Analysis of Clipping Noise Guided and Complex Base-Band Active-Set methods Based on Tone Reservation for PAPR Reduction in OFDM Systems
specsubm
- 经典谱减法程序，用功率谱密度的方法来实现语音的去噪功能！-SPECSUBM performs speech enhancement using spectral subtraction
code
- 设计一个信号发生器,并同时画出信号的时域表 示，自相关函数及功率谱-Design of a signal generator and simultaneously draw the time domain representation of the signal, the autocorrelation function and the power spectrum
iir
- 语音信号的iir滤波器设计,从带有噪音的信号中提取原始声音.目前，MP3播放器一般功率放大器的工作频率范围就是这个范围。但是大部分有用的和可理解的信息的频率在200到3500Hz之间。所以我们可以在这个范围间滤波，达到使声音可理解的要求。现将数字滤波器的设计指标设为通带截止频率fb=600HZ,阻带频率fc=1200HZ,通带波纹Ap=1dB，阻带波纹As=40dB,要求确定H(z)。-design of the iir filter, get the original voice withou
pinputu
- 均匀噪声、高斯噪声、粉红噪声的频谱图、对数谱、功率谱-Uniform noise spectrum Gaussian noise, pink noise, logarithmic spectrum, power spectrum
107551700第三次作业
- 根据短时傅里叶变换原理，计算并显示该语音段的短时幅度谱和功率谱；根据语谱图显示原理，编程实现该语音段语谱图的计算和显示，并尽量多地分析出语谱图包含的语音特征信息,用MATLAB提供的倒谱计算函数，显示该语音段的复倒谱和倒谱(According to the principle of short-term Fourier transform, the short range spectrum and power spectrum of the speech segment are calculat